1) Write down the features of 8051 microcontroller.
2) Write down the name of any four additional hardware features that are available in microcontrollers when compared to microprocessors.
3) Write down the Hardware Resources available in 8051.
4) How to enable the interrupts, when 8051 is reset, all interrupts are disabled?
5) What do you mean by nested interrupts?
6) Explain how will you double baud rate in 8051?
7) Describe software and hardware methods to start and stop timers in 8051.
8) Write down the steps to program 8051 for serial data transfer.
9) Write brief notes on interrupt priority.
10 Write down the vector address and priority sequence of 8051 interrupts.
11) Write down a delay routine for 1 millisecond using timer 0 of 8051 for 12 MHz crystal frequency.